Rheem® Variable Speed Gas Furnace, Prestige® Series, 70000 Btu/hr Input BTU Rating, 68000 Btu/hr Output BTU Rating, 115 V Voltage Rating, 1332 cfm Rating, 3/4 hp HP Rating, 96 % AFUE Rating, 559 W Wattage, 1 ph Phase, 60 Hz Frequency Rating, 2 Number of Stages, Multi-Position Configuration, Connection Type: NPT, 1/2 in Connection, Liquid Propane, Natural Gas Fuel Type, 5 Number of Speeds, 10 in W x 11 in D Blower Size, 21 in W Cabinet Dimensions, ECM Motor Type, Vent Vent, Ducted or Ductless, 2 in, 3 in Vent Size, 12 A Fuse Rating, 5 ton Tonnage, PlusOne® Ignition System, Direct Spark Ignition Type, Steel, Aluminized, 30 to 60 deg F Temperature Rise